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Finding the Third Proportional to 3,995,973 and 8,630,550

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Solution

The third proportional to 3,995,973 and 8,630,550 is: 18,640,364.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,995,973 : 8,630,550 = 8,630,550 : x
  2. Step 2: Convert to fraction form
    3,995,973/8,630,550 = 8,630,550/x
  3. Step 3: Cross multiply
    3,995,973x = 8,630,550 × 8,630,550
  4. Step 4: Simplify right side
    3,995,973x = 74,486,393,302,500
  5. Step 5: Solve for x
    x = 74,486,393,302,500/3,995,973
  6. Step 6: Final answer
    x = 18,640,364.51

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Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.